From what I've seen, the show heavily lowers the violence that the comics had (I was honestly expecting it, there have been multiple times where violence is lowered in a TV show unlike in their comics/manga (Akame Ga Kill and Attack on Titan), but he seems to be less violent but more heinous.
Also, I actualy only added the rap song so you would get curious enough to see it, and then I would try to explain what they were saying because I love the music despite it not being in English, as it's adictive, I love the youtuber.